What is the Least Common Multiple of 86287 and 86291?

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Least Common Multiple of 86287 and 86291 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 86287 and 86291, than apply into the LCM equation.

GCF(86287,86291) = 1
LCM(86287,86291) = ( 86287 × 86291) / 1
LCM(86287,86291) = 7445791517 / 1
LCM(86287,86291) = 7445791517

Least Common Multiple (LCM) of 86287 and 86291 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 86287 and 86291. First we will calculate the prime factors of 86287 and 86291.

Prime Factorization of 86287

Prime Factorization of 86291

Now multiplying the highest exponent prime factors to calculate the LCM of 86287 and 86291.

LCM(86287,86291) = 86287¹ × 86291¹
LCM(86287,86291) = 7445791517